Examples with NodeImpl org.exist.dom.memtree.NodeImpl used on opensource projects

Example 41 with NodeImpl

use of org.exist.dom.memtree.NodeImpl in project exist by eXist-db.

the class FunId method getId.

private void getId(Sequence result, Sequence seq, String id) throws XPathException {
    final Set<DocumentImpl> visitedDocs = new TreeSet<>();
    for (final SequenceIterator i = seq.iterate(); i.hasNext(); ) {
        final NodeImpl v = (NodeImpl) i.nextItem();
        final DocumentImpl doc = v.getNodeType() == Node.DOCUMENT_NODE ? (DocumentImpl) v : v.getOwnerDocument();
        if (doc != null && !visitedDocs.contains(doc)) {
            final NodeImpl elem = doc.selectById(id);
            if (elem != null) {
                result.add(elem);
            }
            visitedDocs.add(doc);
        }
    }
}

Example 42 with NodeImpl

use of org.exist.dom.memtree.NodeImpl in project exist by eXist-db.

the class XPathUtil method javaObjectToXPath.

public static final Sequence javaObjectToXPath(Object obj, XQueryContext context, boolean expandChars) throws XPathException {
    if (obj == null) {
        // return Sequence.EMPTY_SEQUENCE;
        return null;
    } else if (obj instanceof Sequence) {
        return (Sequence) obj;
    } else if (obj instanceof String) {
        final StringValue v = new StringValue((String) obj);
        return (expandChars ? v.expand() : v);
    } else if (obj instanceof Boolean) {
        return BooleanValue.valueOf(((Boolean) obj));
    } else if (obj instanceof Float) {
        return new FloatValue(((Float) obj));
    } else if (obj instanceof Double) {
        return new DoubleValue(((Double) obj));
    } else if (obj instanceof Short) {
        return new IntegerValue(((Short) obj), Type.SHORT);
    } else if (obj instanceof Integer) {
        return new IntegerValue(((Integer) obj), Type.INT);
    } else if (obj instanceof Long) {
        return new IntegerValue(((Long) obj), Type.LONG);
    } else if (obj instanceof byte[]) {
        return BinaryValueFromInputStream.getInstance(context, new Base64BinaryValueType(), new UnsynchronizedByteArrayInputStream((byte[]) obj));
    } else if (obj instanceof ResourceSet) {
        final Sequence seq = new AVLTreeNodeSet();
        try {
            final DBBroker broker = context.getBroker();
            for (final ResourceIterator it = ((ResourceSet) obj).getIterator(); it.hasMoreResources(); ) {
                seq.add(getNode(broker, (XMLResource) it.nextResource()));
            }
        } catch (final XMLDBException xe) {
            throw new XPathException("Failed to convert ResourceSet to node: " + xe.getMessage());
        }
        return seq;
    } else if (obj instanceof XMLResource) {
        return getNode(context.getBroker(), (XMLResource) obj);
    } else if (obj instanceof Node) {
        context.pushDocumentContext();
        final DOMStreamer streamer = (DOMStreamer) SerializerPool.getInstance().borrowObject(DOMStreamer.class);
        try {
            final MemTreeBuilder builder = context.getDocumentBuilder();
            builder.startDocument();
            final DocumentBuilderReceiver receiver = new DocumentBuilderReceiver(builder);
            streamer.setContentHandler(receiver);
            streamer.serialize((Node) obj, false);
            if (obj instanceof Document) {
                return builder.getDocument();
            } else {
                return builder.getDocument().getNode(1);
            }
        } catch (final SAXException e) {
            throw new XPathException("Failed to transform node into internal model: " + e.getMessage());
        } finally {
            context.popDocumentContext();
            SerializerPool.getInstance().returnObject(streamer);
        }
    } else if (obj instanceof List<?>) {
        boolean createNodeSequence = true;
        for (Object next : ((List<?>) obj)) {
            if (!(next instanceof NodeProxy)) {
                createNodeSequence = false;
                break;
            }
        }
        Sequence seq = createNodeSequence ? new AVLTreeNodeSet() : new ValueSequence();
        for (Object o : ((List<?>) obj)) {
            seq.add((Item) javaObjectToXPath(o, context, expandChars));
        }
        return seq;
    } else if (obj instanceof NodeList) {
        context.pushDocumentContext();
        final DOMStreamer streamer = (DOMStreamer) SerializerPool.getInstance().borrowObject(DOMStreamer.class);
        try {
            final MemTreeBuilder builder = context.getDocumentBuilder();
            builder.startDocument();
            final DocumentBuilderReceiver receiver = new DocumentBuilderReceiver(builder);
            streamer.setContentHandler(receiver);
            final ValueSequence seq = new ValueSequence();
            final NodeList nl = (NodeList) obj;
            int last = builder.getDocument().getLastNode();
            for (int i = 0; i < nl.getLength(); i++) {
                final Node n = nl.item(i);
                streamer.serialize(n, false);
                final NodeImpl created = builder.getDocument().getNode(last + 1);
                seq.add(created);
                last = builder.getDocument().getLastNode();
            }
            return seq;
        } catch (final SAXException e) {
            throw new XPathException("Failed to transform node into internal model: " + e.getMessage());
        } finally {
            context.popDocumentContext();
            SerializerPool.getInstance().returnObject(streamer);
        }
    } else if (obj instanceof Object[]) {
        boolean createNodeSequence = true;
        final Object[] array = (Object[]) obj;
        for (Object arrayItem : array) {
            if (!(arrayItem instanceof NodeProxy)) {
                createNodeSequence = false;
                break;
            }
        }
        Sequence seq = createNodeSequence ? new AVLTreeNodeSet() : new ValueSequence();
        for (Object arrayItem : array) {
            seq.add((Item) javaObjectToXPath(arrayItem, context, expandChars));
        }
        return seq;
    } else {
        return new JavaObjectValue(obj);
    }
}

Example 43 with NodeImpl

use of org.exist.dom.memtree.NodeImpl in project exist by eXist-db.

the class TextConstructor method eval.

/* (non-Javadoc)
     * @see org.exist.xquery.Expression#eval(org.exist.xquery.StaticContext, org.exist.dom.persistent.DocumentSet, org.exist.xquery.value.Sequence, org.exist.xquery.value.Item)
     */
public Sequence eval(Sequence contextSequence, Item contextItem) throws XPathException {
    if (isWhitespaceOnly && context.stripWhitespace()) {
        return Sequence.EMPTY_SEQUENCE;
    }
    if (newDocumentContext) {
        context.pushDocumentContext();
    }
    try {
        final MemTreeBuilder builder = context.getDocumentBuilder();
        context.proceed(this, builder);
        final int nodeNr = builder.characters(text);
        final NodeImpl node = builder.getDocument().getNode(nodeNr);
        return node;
    } finally {
        if (newDocumentContext) {
            context.popDocumentContext();
        }
    }
}

Example 44 with NodeImpl

use of org.exist.dom.memtree.NodeImpl in project exist by eXist-db.

the class TestCase method loadVarFromURI.

public NodeImpl loadVarFromURI(XQueryContext context, String uri) throws IOException {
    SAXAdapter adapter = new SAXAdapter(context);
    SAXParserFactory factory = ExistSAXParserFactory.getSAXParserFactory();
    factory.setNamespaceAware(true);
    XMLReader xr;
    try {
        SAXParser parser = factory.newSAXParser();
        xr = parser.getXMLReader();
        xr.setContentHandler(adapter);
        xr.setProperty(Namespaces.SAX_LEXICAL_HANDLER, adapter);
    } catch (Exception e) {
        throw new IOException(e);
    }
    try (final InputStreamReader isr = new InputStreamReader(new FileInputStream(uri), "UTF-8")) {
        // URL url = new URL(uri);
        // InputStreamReader isr = new InputStreamReader(url.openStream(), "UTF-8");
        InputSource src = new InputSource(isr);
        xr.parse(src);
        adapter.getDocument().setDocumentURI(new File(uri).getAbsoluteFile().toString());
        return (NodeImpl) adapter.getDocument();
    } catch (SAXException e) {
        // workaround BOM
        if (e.getMessage().equals("Content is not allowed in prolog.")) {
            try {
                String xml = readFileAsString(Paths.get(uri));
                xml = xml.trim().replaceFirst("^([\\W]+)<", "<");
                InputSource src = new InputSource(new StringReader(xml));
                xr.parse(src);
                adapter.getDocument().setDocumentURI(new File(uri).getAbsoluteFile().toString());
                return (NodeImpl) adapter.getDocument();
            } catch (SAXException e1) {
                throw new IOException(e);
            }
        }
        throw new IOException(e);
    }
}

Example 45 with NodeImpl

use of org.exist.dom.memtree.NodeImpl in project exist by eXist-db.

the class Jing method eval.

public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    // Check input parameters
    if (args.length != 2) {
        return Sequence.EMPTY_SEQUENCE;
    }
    final ValidationReport report = new ValidationReport();
    InputSource instance = null;
    InputSource grammar = null;
    try {
        report.start();
        // Get inputstream of XML instance document
        instance = Shared.getInputSource(args[0].itemAt(0), context);
        // Validate using resource specified in second parameter
        grammar = Shared.getInputSource(args[1].itemAt(0), context);
        // Special setup for compact notation
        final String grammarUrl = grammar.getSystemId();
        final SchemaReader schemaReader = ((grammarUrl != null) && (grammarUrl.endsWith(".rnc"))) ? CompactSchemaReader.getInstance() : null;
        // Setup validation properties. see Jing interface
        final PropertyMapBuilder properties = new PropertyMapBuilder();
        ValidateProperty.ERROR_HANDLER.put(properties, report);
        // Register resolver for xmldb:exist:/// embedded URLs
        final ExistResolver resolver = new ExistResolver(brokerPool);
        ValidateProperty.URI_RESOLVER.put(properties, resolver);
        ValidateProperty.ENTITY_RESOLVER.put(properties, resolver);
        // Setup driver
        final ValidationDriver driver = new ValidationDriver(properties.toPropertyMap(), schemaReader);
        // Load schema
        driver.loadSchema(grammar);
        // Validate XML instance
        driver.validate(instance);
    } catch (final MalformedURLException ex) {
        LOG.error(ex.getMessage());
        report.setException(ex);
    } catch (final Throwable ex) {
        LOG.error(ex);
        report.setException(ex);
    } finally {
        Shared.closeInputSource(instance);
        Shared.closeInputSource(grammar);
        report.stop();
    }
    // Create response
    if (isCalledAs("jing")) {
        final Sequence result = new ValueSequence();
        result.add(new BooleanValue(report.isValid()));
        return result;
    } else /* isCalledAs("jing-report") */
    {
        context.pushDocumentContext();
        try {
            final MemTreeBuilder builder = context.getDocumentBuilder();
            final NodeImpl result = Shared.writeReport(report, builder);
            return result;
        } finally {
            context.popDocumentContext();
        }
    }
}